USB Bluetooth Adapter V4.0 CSR Dual Mode Wireless Dongle

Availability: approx. 1 week!

This adapter converts computers and laptops into Bluetooth 4.0 compatible devices in a wireless environment with class 2 effective high transfer data rate and low latency energy consumption technology with gold plated connector.

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  • Transforms any computer with a USB port to a Bluetooth enabled computer Built with the latest Bluetooth specification v4.0 Class 2
  • Supports all common Bluetooth (wireless) peripherals like keyboards, mice, headsets, stereo headphones, etc.
  • Supports A2DP, PAN, ATT, AVRCP, PAN, GAVDP, HCRP, HFP, HID, HID over GATT, GATT, OPP, and more.
  • Quick Intelligent sleep wake up function, strong transfer signals, 3Mbps transfer rate.
  • Backwards compatible with Bluetooth versions 2.1/2.0/3.0.
  • Compatible with Windows 10 8/ Windows 7/ Vista/ XP. Not compatible with Mac OS.
  • Consumes very low power.


  • Model: BTD-401
  • Chipset: CSR8510
  • Bluetooth version: Bluetooth V4.0+EDR V1.1/2.0/3.0
  • Interface: USB 2.0
  • Frequency range: 2.4GHz (2402-2480MHz)
  • Transfer rate: 3Mbps
  • Distance: 0-20M(range within 10M is recommended)
  • Voltage: DC 5V
  • Current: 500mA
  • Power consumption: 5W
  • OS supported: Windows 10/ Windows 8/Windows 7/ Vista/ XP
  • Item size: 25 15 7MM/ 1.0 0.6 0.3in(L Head width T)
  • Item weight: 9g/ 0.3oz
  • Package weight: 27g/ 0.1oz
  • Color: BLACK
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